Universe+sandbox+2+v3411+2021 |link| Official

: Increase the Sun's mass to watch planetary orbits destabilize Universe Sandbox Wiki Laser Tool

graphics overhaul in 2025, which introduced DirectX 12 requirements and changed the game's visual style. Universe Sandbox on Steam or how the new 2025 graphics engine universe+sandbox+2+v3411+2021

Universe Sandbox is a physics-based space simulator that allows users to create, destroy, and interact with astronomical objects on an unimaginable scale. : Increase the Sun's mass to watch planetary

For those hunting down the "v3411 2021" version specifically (perhaps for legacy hardware or mod compatibility), performance was a mixed bag. performance was a mixed bag.